When I smell freshly cut grass, I am directly smelling a simple molecule called cis-3-hexenol;
当我闻到刚割下的嫩草时，我首先闻到的是一种叫做己烯醇的分子；
2
Approximately 30 compounds have been identified in the aroma of green tea, the major ones being benzyl alcohol, phenylethyl alcohol, a hexenol, linalool, geraniol and methyl salicylate.